According to the National Development and Reform Commission’s network news, from January to February 2018, the output of ten non-ferrous metals nationwide was 8.86 million tons, an increase of 1.9% year-on-year, and the growth rate was down 9.8 percentage points year-on-year. Among them, copper production 1.48 million tons, an increase of 10.3%, an increase of 3.6 percentage points; electrolytic aluminum production 5.33 million tons, down 1.8%, an increase of 15.6% over the same period last year; lead production 850,000 tons, an increase of 16.1%, an increase of 8.7 percentage points; The output of zinc was 960,000 tons, an increase of 2.5%, which was 1.9 percentage points lower. Alumina production was 10.25 million tons, down 10.4% from the same period last year, an increase of 22.9%.